* `kubectl apply --prune` supports CronJob resources.  ([#62991](https://github.com/kubernetes/kubernetes/pull/62991), [@tomoe](https://github.com/tomoe))

- Fixed a bug due to which the controller was not populating the `lastSuccessfulTime` field added to `cronjob.status` in `batch/v1`. ([#102642](https://github.com/kubernetes/kubernetes/pull/102642), [@alaypatel07](https://github.com/alaypatel07))

name: Upload SIG Build docker containers regularly

on:
  workflow_dispatch:
  schedule:
      # Run once a week on Sunday at midnight. See http://crontab.guru
      - cron: '0 0 * * 0'
  push:
    paths:
      - '.github/workflows/sigbuild-docker.yml'
      - 'tensorflow/tools/tf_sig_build_dockerfiles/**'
      - '!tensorflow/tools/tf_sig_build_dockerfiles/README.md'

* change AddEventHandlerWithResyncPeriod to AddEventHandler in factory.go ([#51582](https://github.com/kubernetes/kubernetes/pull/51582), [@jiulongzaitian](https://github.com/jiulongzaitian))
* Validate that cronjob names are 52 characters or less ([#52733](https://github.com/kubernetes/kubernetes/pull/52733), [@julia-stripe](https://github.com/julia-stripe))

- Dropped the additional rule requirement (cronjobs/finalizers) for roles
  using kubectl create cronjobs to ensure backward compatibility. ([#124883](https://github.com/kubernetes/kubernetes/pull/124883), [@ardaguclu](https://github.com/ardaguclu))

* Scheduler only activates unschedulable pods if node's scheduling related properties change. ([#71551](https://github.com/kubernetes/kubernetes/pull/71551), [@mlmhl](https://github.com/mlmhl))
* Fixes pod deletion when cleaning old cronjobs ([#71802](https://github.com/kubernetes/kubernetes/pull/71802), [@soltysh](https://github.com/soltysh))